2008 Subaru WRX Emission Control

    • Bosch®Premium Oxygen Sensor
      $74.83from $59.86
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      Subaru WRX 2008, Premium Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from Bosch that is...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      # 35994397
    • Bosch®Wideband Oxygen Sensor
      $152.38$121.90
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      Subaru WRX 2008, Wideband Oxygen Sensor by Bosch®. Location: Upstream. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. The A/F sensor measures...
      Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor
      # 35994405
    • NTK®Replacement Oxygen Sensor
      $86.31$69.05
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      Subaru WRX 2008, Replacement Oxygen Sensor by NTK®. This product is designed to improve engine efficiency and fuel mileage, while reducing emissions and extending catalyst life. The oxygen sensor is made of premium quality material...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      # 22145652
    • Denso®Downstream OE Connector Oxygen Sensor
      $59.05from $47.24
      (0)
      Subaru WRX 2008, Downstream OE Connector Oxygen Sensor by Denso®, 1 Piece. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      # 21104214
    • Bosch®Universal Fit Oxygen Sensor
      $47.03$37.62
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      Subaru WRX 2008, Universal Fit Oxygen Sensor by Bosch®. Location: Downstream. Properly functioning oxygen sensors are important when it comes to your vehicle's fuel efficiency and reducing harmful exhaust emissions. That's why...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      # 35990459
    • Fel-Pro®EGR Valve Gasket
      $3.95$3.16
      (0)
      Subaru WRX 2008, EGR Valve Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      # 40582408
    • Accel®UEGO Wideband O2 Module
      $619.50$495.60
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      Universal UEGO Wideband O2 Module by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your engine...
      The finest quality at a great priceImproves your engine's performance
      # 12710251
    • Accel®Gen VII™Linear Oxygen Sensor
      $93.53from $74.82
      (0)
      Universal Gen VII™Linear Oxygen Sensor by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your...
      The finest quality at a great priceImproves your engine's performance
      # 12710299
    • Walker Products Inc.®OE Connector Oxygen Sensor
      $113.61from $90.89
      (0)
      Subaru WRX 2008, OE Connector Oxygen Sensor by Walker Products Inc.®. Position: Rear. Is your CHECK ENGINE light on? Has your vehicle failed a state emissions test? Your vehicle’s emissions control system is in need of repair,...
      # 8739929
    • Genuine®PCV Valve
      $33.33$26.66
      (0)
      Subaru WRX 2008, PCV Valve by Genuine®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste your...
      # 8801343
    • Denso®Upstream OE Connector Air Fuel Ratio Sensor
      $124.75from $99.80
      (0)
      Subaru WRX 2008, Upstream OE Connector Air Fuel Ratio Sensor by Denso®, 1 Piece. The air/fuel ratio sensor sends information to the engine management computer to makes adjustments based on driving conditions. This wider range and...
      Tarnish-proof platinum electrodes provides longer life and maintains accuracyQuick-response planar zircon element can quickly detect oxygen concentration
      # 21104210
    Guides & Articles
    An oxygen sensor (also known as an O2 sensor or Lambda sensor) is a sensor designed to generate a reading based on the content of oxygen in an automotive exhaust system. The sensor itself is made of a ceramic compound with porous-shaped electrodes coated in platinum, surrounded by a protective metal shell casing. O2 sensor casings are threaded, and the entire unit...
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